evidence!

Zhang Baoshan is right, evidence is needed to handle a case.

Although Chen Yan has fully reasoned out the details of Zhang Baoshan's crime, this does not mean that Zhang Baoshan can be found guilty.

Relying on reasoning, Chen Yan only perfected the process of committing the crime.

However, the motive for committing the crime, the fake wooden door that Chen Yan speculated in the case, and the iron hammer that knocked Duan Zhongxin unconscious, nothing was found.

Especially the motive.

If Zhang Baoshan was the murderer, then why did he have to kill Duan Zhongxin?

Because of Duan Zhongxin's wife Sun Xiaolu?

impossible.

Zhang Baoshan and Sun Xiaolu are just a couple for one night.

In this case, Zhang Baoshan took advantage, and Duan Zhongxin was the victim.

If it is said that Duan Zhongxin designed all this and killed Zhang Baoshan, then it makes sense.

But Zhang Baoshan killed Duan Zhongxin because of Sun Xiaolu...

Makes no sense.

After all, according to Sun Xiaolu's record of opening a room in a hotel, Zhang Baoshan is just one of her many men.

Zhang Baoshan would not kill her husband in order to occupy Sun Xiaolu.

Otherwise, the first person Zhang Baoshan wants to kill is not Duan Zhongxin, but the head of the lottery station where Sun Xiaolu works.

After leaving the interrogation room, Chen Yan went straight to the dormitory where Zhang Baoshan lived.

The search warrant was issued when Chen Yan was interrogating Zhang Baoshan.

In the dormitory, Zhang Baoshan lived in a single room.

The room is not big but clean.

"We've probably seen it once, and there's nothing suspicious about it."

Zhao Bing and others took the lead and had already done some inspections in advance.

In the room, at a glance, there is a bed, a set of tables and chairs.

The dormitory building is actually a factory renovation.

Restrooms are public.

"Search all warehouses, basements, and his home in the urban area under Zhang Baoshan's jurisdiction."

If Chen Yan's reasoning is correct, then the fake wooden door must exist.

If Zhang Baoshan is the murderer, there must be his information on the wooden door.

However, it has been half a year since the incident.

If Zhang Baoshan destroyed or burned the wooden door, there might be no clues.

...

However, the emperor pays off.

When Hu Xueying and others searched an abandoned warehouse, they found the wooden door in a compartment.

It is the same size as the wooden door in the red brick house, very similar.

"Immediately identify the marks on the wooden door."

Zhang Baoshan should have been wearing gloves during the crime.

So, no fingerprints were left.

However, when he made the wooden door, he did not leave fingerprints?

Ha ha.

People, sometimes you can't be too conceited.

Two hours later, the interrogation room.

Chen Yan sat opposite Zhang Baoshan, but at this time, Zhang Baoshan no longer lost his original spirit.

No longer clamoring to sue Chen Yan for slandering him.

The photo on the desktop is the wooden door.

On the side, there is a trace firm report.

The wooden door is full of Zhang Baoshan's fingerprints.

"Zhang Baoshan, why do you think we can't find this wooden door?"

Abandoned warehouse compartment, and quite a few things.

Electric drills, welders, generators, etc.

It was all brought by Zhang Baoshan and was about to be sold.

He thought no one knew about the compartments of this abandoned warehouse.

However, Zhang Baoshan did not know that the existence of this booth was exactly what the security guard who was drinking with Zhang Baoshan told Chen Yan on the night of the 27th.

"Also, what I don't understand is why do you keep this wooden door?"

In half a year, Zhang Baoshan has a lot of time and opportunity as long as he wants to destroy the wooden door.

Moreover, there are valuable things in that compartment, but this wooden door is worthless.

However, Zhang Baoshan preserved it.

"Hey, you won't understand."

When Zhang Baoshan saw the photo of the wooden door, he knew that he was done.

"Don't you think this secret room murder is perfect?"

"Maybe, I can still use this wooden door next time!"

Still use?

Chen Yan was slightly startled.

He really did not expect that the reason why Zhang Baoshan left the wooden door was to use it next time!

As for the motive for the murder, Zhang Baoshan also explained.

He and Duan Zhongxin had known each other before.

Five years ago, Zhang Baoshan was not yet the captain of the security guard.

At that time, Duan Zhongxin and Zhang Baoshan partnered to stole the goods from Tongda Transportation Company and resell them.

After that, the two never contacted again.

"However, after I became the security captain, Duan Zhongxin often came to blackmail me."

"When it's more, it's thousands, and when it's less, it's hundreds."

"If I don't give it to him, he threatens me to report the two of us for stealing goods."

"I have no choice but to keep giving him money."

"However, at the beginning of July last year, this **** asked me to give him 100,000 yuan, saying that it would be settled from now on!"

"Where can I get 100,000 yuan for him!"

"Duan Zhongxin is a greedy old man."

"I understand. If I don't kill him, the rest of my life will be in the hands of this green-headed bastard."

"So, don't do it again and again"

"On the evening of the 27th, I asked him out and said I wanted to give him money, so I knocked him unconscious."

One hundred thousand dollars?

No wonder Sun Xiaolu said that before Duan Zhongxin died, he promised to buy her a necklace and ring and go to the coconut market to play.

It turned out to be determined to extort Zhang Baoshan for 100,000 yuan.

"However," Chen Yan was still a little puzzled, "Why did you choose Yu Huihui and Tang Muqi to dazzle them too."

"Humph, these two are unlucky."

"Anyway, it's not a good bird. I just met it at the time. I didn't think about anything else, so I just fainted and let them prove the murder in the secret room!"

...

The motive for murder, the process of murder, and the means of murder, all live together.

The brick that killed Duan Zhongxin was found long ago, and was left at the scene by Zhang Baoshan.

Instead, Duan Zhongxin's hammer was knocked unconscious, and Zhang Baoshan threw it into a stinky ditch.

Under its designation, it was also found.

In the whole process, Chen Yan guessed that it was inseparable from ten.

Especially the process of killing in the secret room is exactly the same as what Zhang Baoshan planned.

However, Chen Yan's guess was wrong. In other words, the Yinglu City Detective Team didn't pay attention.

The security guard who was drinking with Zhang Baoshan was actually drugged by Zhang Baoshan that night.

Not exactly drinking too much.

"I'm afraid that if he wakes up early halfway, then my whole operation will be in vain!"

However, even so, the security guard woke up in a hurry.

Fortunately, the security guard did not turn on the lights at that time, just went to the toilet in the dark.

Moreover, he didn't check Zhang Baoshan's bed carefully.

Actually, this is normal.

Who has nothing to do in the middle of the night to look at other people's quilts?

It is because of this that there is a later proof that Zhang Baoshan has no time to commit the crime.

【Ding! Congratulations to the host for successfully detecting the murder case in the secret room, and rewarding the parkour skill specialization. 】

boom!

Dao Dao streamer flashed in Chen Yan's mind.

The skills of parkour are engraved in Chen Yan's memory one by one.

Similar to rock climbing, the sport of parkour not only requires high physical strength of the participants, but also has strong skills.

Especially when crossing obstacles, mastering certain skills can do more with less.

Of course, for Chen Yan, who is proficient in fighting skills, these skills are just simplified applications of some fighting skills.

It's just that the object of the display has changed from a living person to a dead thing.

But in a moment, the skill imprinting was completed.

It took Chen Yan three days from arriving in Yinglu City to finishing the case.

However, this case is very different from previous cases.

The relationship between the characters is not complicated, and the work of investigation and evidence collection is not much.

The key lies in the murder in the secret room, how to reason.

That's the key.

Zhang Baoshan was at the scene of the crime, leaving no clues, and there was no video surveillance around.

It can be said that if there is no way to guess how the other party completed the secret of the murder in the secret room, then it is impossible to pinpoint Zhang Baoshan as the murderer.

And once the secret is guessed, Zhang Baoshan, as the informant, will definitely not be able to escape.

Because only reporting the crime at a specific point in time can make the murder in the secret room perfect.

Can Yu Huihui, Tang Muqi and Li Tongyun, the detective who took over the case, help Zhang Baoshan to direct this secret room murder case.

Either sooner or later.

Of course, in this process, Chen Yan's reasoning also had serious deviations.

For example, at the beginning, there was uncertainty about the murder in the secret room.

When he first came into contact with the case, Chen Yan believed that the murder case in the secret room was originally created by the director.

Yu Huihui and Tang Muqi teamed up Someone else outside helped wrap the wooden door with iron wire.

Murder in a secret room can also be established.

However, during the background investigation, Yu Huihui and Tang Muqi had no motive at all to cooperate in the case.

The deceased Duan Zhongxin drank too much in the Haolai Hotel, and the fact that he molested Yu Huihui was not enough for Yu Huihui to kill him.

What's more, teaming up with Tang Muqi...

Therefore, the main reason why Chen Yan gave up his original idea was that the background check did not support his judgment.

...

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